Home / 482,806.40-723,975.78-283,192.16

Finding the Fourth Proportional to 482,806.40, 723,975.78 and 283,192.16

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Solution

The fourth proportional to 482,806.40, 723,975.78 and 283,192.16 is: 424,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,806.40 : 723,975.78 = 283,192.16 : x
  2. Step 2: Convert to fraction form
    482,806.40/723,975.78 = 283,192.16/x
  3. Step 3: Cross multiply
    482,806.40x = 723,975.78 × 283,192.16
  4. Step 4: Simplify right side
    482,806.40x = 205,024,264,925.89
  5. Step 5: Solve for x
    x = 205,024,264,925.89/482,806.40
  6. Step 6: Final answer
    x = 424,651.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.